Euler’s First-Order Explicit Method–Peridynamic Differential Operator for Solving Two-Dimensional Population Balance Equations in Crystallization

The population balance equations (PBEs) serve as the primary governing equations for simulating the crystallization process. Two-dimensional (2D) PBEs pertain to crystals that exhibit anisotropic growth, which is characterized by changes in two internal coordinates. Because PBEs are the hyperbolic e...

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Main Authors: Cengceng Dong, Chunlei Ruan
Format: Article
Language:English
Published: MDPI AG 2024-02-01
Series:Crystals
Subjects:
Online Access:https://www.mdpi.com/2073-4352/14/3/234
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author Cengceng Dong
Chunlei Ruan
author_facet Cengceng Dong
Chunlei Ruan
author_sort Cengceng Dong
collection DOAJ
description The population balance equations (PBEs) serve as the primary governing equations for simulating the crystallization process. Two-dimensional (2D) PBEs pertain to crystals that exhibit anisotropic growth, which is characterized by changes in two internal coordinates. Because PBEs are the hyperbolic equations, it becomes imperative to establish a high-resolution scheme to reduce numerical diffusion and numerical dispersion, thereby ensuring accurate crystal size distribution. This paper uses Euler’s first-order explicit (EE) method–Peridynamic Differential Operator (PDDO) to solve 2D PBE, namely, the EE method for discretizing the time derivative and the PDDO for discretizing the internal crystal-size derivative. Five examples, including size-independent growth with smooth and non-smooth distributions, size-dependent growth, nucleation, and size-independent/dependent growth for batch crystallization are considered. The results show that the EE–PDDO method is more accurate than the HR method and that it is as good as the fifth-order Weighted Essential Non-Oscillatory (WENO) method in solving 2D PBE. This study extends the EE–PDDO method to the simulation of 2D PBE, and the advantages of the EE-PDDO method in dealing with discontinuous and sharp front problems are demonstrated.
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spelling doaj.art-205a203c486347c3a30755233b6b3c602024-03-27T13:32:26ZengMDPI AGCrystals2073-43522024-02-0114323410.3390/cryst14030234Euler’s First-Order Explicit Method–Peridynamic Differential Operator for Solving Two-Dimensional Population Balance Equations in CrystallizationCengceng Dong0Chunlei Ruan1School of Mathematics & Statistics, Henan University of Science & Technology, Luoyang 471023, ChinaSchool of Mathematics & Statistics, Henan University of Science & Technology, Luoyang 471023, ChinaThe population balance equations (PBEs) serve as the primary governing equations for simulating the crystallization process. Two-dimensional (2D) PBEs pertain to crystals that exhibit anisotropic growth, which is characterized by changes in two internal coordinates. Because PBEs are the hyperbolic equations, it becomes imperative to establish a high-resolution scheme to reduce numerical diffusion and numerical dispersion, thereby ensuring accurate crystal size distribution. This paper uses Euler’s first-order explicit (EE) method–Peridynamic Differential Operator (PDDO) to solve 2D PBE, namely, the EE method for discretizing the time derivative and the PDDO for discretizing the internal crystal-size derivative. Five examples, including size-independent growth with smooth and non-smooth distributions, size-dependent growth, nucleation, and size-independent/dependent growth for batch crystallization are considered. The results show that the EE–PDDO method is more accurate than the HR method and that it is as good as the fifth-order Weighted Essential Non-Oscillatory (WENO) method in solving 2D PBE. This study extends the EE–PDDO method to the simulation of 2D PBE, and the advantages of the EE-PDDO method in dealing with discontinuous and sharp front problems are demonstrated.https://www.mdpi.com/2073-4352/14/3/234Peridynamic Differential Operatorpopulation balance equationcrystallizationanisotropic
spellingShingle Cengceng Dong
Chunlei Ruan
Euler’s First-Order Explicit Method–Peridynamic Differential Operator for Solving Two-Dimensional Population Balance Equations in Crystallization
Crystals
Peridynamic Differential Operator
population balance equation
crystallization
anisotropic
title Euler’s First-Order Explicit Method–Peridynamic Differential Operator for Solving Two-Dimensional Population Balance Equations in Crystallization
title_full Euler’s First-Order Explicit Method–Peridynamic Differential Operator for Solving Two-Dimensional Population Balance Equations in Crystallization
title_fullStr Euler’s First-Order Explicit Method–Peridynamic Differential Operator for Solving Two-Dimensional Population Balance Equations in Crystallization
title_full_unstemmed Euler’s First-Order Explicit Method–Peridynamic Differential Operator for Solving Two-Dimensional Population Balance Equations in Crystallization
title_short Euler’s First-Order Explicit Method–Peridynamic Differential Operator for Solving Two-Dimensional Population Balance Equations in Crystallization
title_sort euler s first order explicit method peridynamic differential operator for solving two dimensional population balance equations in crystallization
topic Peridynamic Differential Operator
population balance equation
crystallization
anisotropic
url https://www.mdpi.com/2073-4352/14/3/234
work_keys_str_mv AT cengcengdong eulersfirstorderexplicitmethodperidynamicdifferentialoperatorforsolvingtwodimensionalpopulationbalanceequationsincrystallization
AT chunleiruan eulersfirstorderexplicitmethodperidynamicdifferentialoperatorforsolvingtwodimensionalpopulationbalanceequationsincrystallization